= Nodes with dead power supplies = {{{ [[1,12],[1,14]] }}} = Nodes with issues = {{{ [[1,6],[1,7],[1,9],[1,13]][ [[16,6]] [[14,12],[14,13],[14,14]] }}} = Working nodes = {{{ [[1,10],[],[]] [[4,10],[],[]] [[5,7],[5,8],[5,11],[5,13],[5,16],[5,18]] [[6,6],[6,9],[6,13],[6,16]] [[7,8],[7,10],[7,11],[7,15],[7,16],[7,18],[7,20]] [[10,11],[10,16],[10,18]] [[12,1],[12,5],[12,10]] [[13,8],[13,10],[13,18],[13,20]] [[14,10],[14,15],[]] [[15,9],[15,16],[15,17],[15,18],[15,19]] [[17,4],[17,7],[17,10],[17,13],[17,16]] [[18,6],[18,12],[18,13],[18,14],[18,18],[]] [[19,2],[]] }}}